<!DOCTYPE html>
<html>
 <head>
  <meta charset="UTF-8">
  <title>dir() selector</title>
  <style>
   :dir(ltr) { color: blue }
   :dir(rtl) { color: lime }
   :dir(foopy) { color: red }
   div { text-align: left; }
  </style>
 </head>
 <body>
  <div>This element has default direction.</div>
  <div dir="ltr">This element is ltr.</div>
  <div dir="rtl">This element is rtl.</div>
  <div dir="ltr">
    <div>This element should inherit ltr.</div>
    <div dir="ltr">This element is ltr.</div>
    <div dir="rtl">This element is rtl.</div>
    <div><span>Every <span>word <span>in <span>this <span>element <span>should <span>inherit <span>ltr</span></span></span></span></span></span></span></span>.</div>
  </div>
  <div dir="rtl">
    <div>This element should inherit rtl.</div>
    <div dir="ltr">This element is ltr.</div>
    <div dir="rtl">This element is rtl.</div>
    <div><span>Every <span>word <span>in <span>this <span>element <span>should <span>inherit <span>rtl</span></span></span></span></span></span></span></span>.</div>
  </div>
  <div dir="foopy">This element has an invalid dir attribute and
    should have default direction.</div>
 </body>
</html>
